How many years of comparable data are there for Greece and South Africa?

34 years are reported by both, from 1990 to 2023.

Greece vs South Africa: Average years of schooling vs. expected years of schooling

Greece

11.55 years

in 2023

South Africa

11.61 years

in 2023

Greece rank

54th

South Africa rank

51st

South Africa currently reports 11.61 years against 11.55 years in Greece, a difference of 0.06 years.

The two have swapped places 5 times across 34 shared years of data; in 1990 it was Greece ahead.

Greece ranks 54th and South Africa ranks 51st of 192 countries.

Greece has averaged higher in every one of the 4 decades both report.

Decade	Greece	South Africa	Difference	Ahead
1990s	8.39 years	7.75 years	0.6473 years	Greece
2000s	9.7 years	8.7 years	0.9992 years	Greece
2010s	10.55 years	10.22 years	0.3345 years	Greece
2020s	11.52 years	11.35 years	0.1718 years	Greece

Averages of every year both report within each decade.

Which has higher average years of schooling vs. expected years of schooling, Greece or South Africa?: South Africa, at 11.61 years against 11.55 years in Greece as of 2023.
What is the difference in average years of schooling vs. expected years of schooling between Greece and South Africa?: 0.06 years, with South Africa ahead.
How many years of comparable data are there for Greece and South Africa?: 34 years are reported by both, from 1990 to 2023.
How do Greece and South Africa rank globally for average years of schooling vs. expected years of schooling?: Greece ranks 54th and South Africa ranks 51st of 192 countries.
Where does this data come from?: UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as Average years of schooling vs. expected years of schooling. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Indicator: Average years of schooling vs. expected years of schooling
Unit: years
Source: UNDP, Human Development Report (2025) – with minor processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 192 places, 6,079 data points, 1990–2023
Last refreshed: 07 August 2026

Average number of years (excluding years spent repeating individual grades) adults over 25 years participated in formal education.